Home / 36,030.54-54,059.16-12,340.44

Finding the Fourth Proportional to 36,030.54, 54,059.16 and 12,340.44

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Solution

The fourth proportional to 36,030.54, 54,059.16 and 12,340.44 is: 18,515.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,030.54 : 54,059.16 = 12,340.44 : x
  2. Step 2: Convert to fraction form
    36,030.54/54,059.16 = 12,340.44/x
  3. Step 3: Cross multiply
    36,030.54x = 54,059.16 × 12,340.44
  4. Step 4: Simplify right side
    36,030.54x = 667,113,820.43
  5. Step 5: Solve for x
    x = 667,113,820.43/36,030.54
  6. Step 6: Final answer
    x = 18,515.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.